Head-driven Phrase Structure Grammar I
Head-driven Phrase Structure Grammar I
Head-driven Phrase Structure Grammar I
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Basic Idea Typed feature structure HPSG: First glance<br />
Attribute-Value Matrix (AVM)<br />
Attribute-value matrix (AVM) notation is a description language to<br />
describe sets of feature structures, with the following three building<br />
blocks:<br />
◮ Type descriptions selects all objects of a particular type.<br />
◮ Attribute-value pairs describe objects that have a particular<br />
property.<br />
◮ The attribute must be appropriate for the particular type, and<br />
the value can be any kind of description<br />
◮ Tags to specify token identity<br />
Weiwei Sun <strong>Head</strong>-<strong>driven</strong> <strong>Phrase</strong> <strong>Structure</strong> <strong>Grammar</strong> I 23/61